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Various channel fading in the field of wireless communication

一个兼容性极好的超棒的纯CSS圆角下拉菜单，没有任何的JS代码，颜色风格可能些灰暗，这个可以自己二次美化，圆角的实现值得借鉴，具体效果请参见演示截图所示。

说明：  三菱PLC 软元件地址表 ，用于 modbus,与控制系统开发。是三菱PLC内部资料。(Mitsubishi PLC Soft Component Address Table for Modbus and control system development. Mitsubishi PLC internal information.)

vhdl代码 实现16阶fir滤波器，可以仿真通过-vhdl code fir filter stage 16 can be adopted simulation

The intention of Ackermann geometry is to avoid the need for tyres to slip sideways when following the path around a curve. The geometrical solution to this is for all wheels to have their axles arranged as radii of circles with a common centre point. As the rear wheels are fixed, this centre point must be on a line extended from the rear axle.

关于PYTHON编成语言的最新中文翻译书，有大量的代码，还增加讲解最新的功能(About PYTHON compiled the latest English language translation of the book, there are a lot of code, but also on the latest features to increase)

基于Z源逆变器的SPWM控制 有点小问题 但是对初学者 够用了(SPWM control and SVPWM control based on Z-source inverters have some minor problems, but they are enough for beginners.)

使用fft分析布料纹理，进而可以很好得到布料本身的纹理(analyse yarn texture, get the texture of cloth more clearly)

说明：  LED code for 51 chips

Dedicated PPT, simple and generous style